Semi Active GSM Monitoring or Interception System

GSM networks are most popular and widespread wireless communication media across the world, having a wide customer base in Europe and Asia-Pacific and command more than 50 percent of mobile customers. The advancement of GSM networks increases rapid growth of its users and services. Being an advance technology it becomes favorites for the criminals. These things created worldwide market for the analysis and monitoring of GSM network.

The advancement of GSM technology, enhanced technological features and increased complexity, presents competitive environment for Stratign to design and develop solutions to provide total Off-The-AIR Communication Surveillance system to its various Government and Intelligence Gathering customers.

GSM operates on standards frequency 850MHz, 900MHz, 1800MHz and 1900MHz bands and offer services such as SMS, MMS, email, advanced video features, dictionaries.

Due to the widespread availability of GSM networks, a GSM mobile has the potential to seamlessly roam nationally and internationally. GSM supports data services where users can send and receive data, at rates upto 9600bps.

The Semi Active GSM Interception System has universal operating capability. This system can be used to intercept communications from any GSM service providers in the world irrespective of the type of encryption being used.

In case of A5/2, the system is completely passive and does not need any Encryption key info to decipher the communication. In case of A5/1, the system comes with a Kc Retriever to obtain the Kc (Ciphering Key) from the network. As soon as the system Semi Active GSM Interception System identifies that the target is communicating using A5/1 encryption, the Kc retriever in the system becomes active.

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